diff --git a/[refs] b/[refs]
index 63583c08db16..ceaead72ef51 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 51b7616e36fbad93d7ba9e41f11fb57143d11252
+refs/heads/master: 120a37470c2831fea49fdebaceb5a7039f700ce6
diff --git a/trunk/drivers/video/fbmem.c b/trunk/drivers/video/fbmem.c
index cd5f20da738a..6048b55f2878 100644
--- a/trunk/drivers/video/fbmem.c
+++ b/trunk/drivers/video/fbmem.c
@@ -1262,8 +1262,8 @@ fb_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 	case FBIOPUT_CON2FBMAP:
 		arg = (unsigned long) compat_ptr(arg);
 	case FBIOBLANK:
-		ret = fb_ioctl(file, cmd, arg);
-		break;
+		mutex_unlock(&info->lock);
+		return fb_ioctl(file, cmd, arg);
 
 	case FBIOGET_FSCREENINFO:
 		ret = fb_get_fscreeninfo(inode, file, cmd, arg);